<!DOCTYPE html>
<script>
testRunner.waitUntilDone();
</script>
<script src="../resources/picker-common.js"></script>
<input type="month" id="month" value="2019-08" step="3" max="2020-01">
<script>
openPickerAppearanceOnly(document.getElementById('month'), () => testRunner.notifyDone());
</script>
